I-81 weather conditions near Chambersburg, Pennsylvania
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Light Snow Fog/Mist 33°F 2025-12-14T02:53:00-05:00 
Overnight 2025-12-14, Slight Chance Snow. A slight chance of snow before 4am. Cloudy, with a low around 21. Northwest wind around 7 mph. Chance of precipitation is 20%.
Sunday 2025-12-14, Mostly Sunny. Mostly sunny, with a high near 23. Northwest wind 9 to 15 mph, with gusts as high as 29 mph.
Sunday Night 2025-12-14, Partly Cloudy. Partly cloudy, with a low around 15. Northwest wind 9 to 11 mph, with gusts as high as 28 mph.
Monday 2025-12-15, Increasing Clouds. Increasing clouds, with a high near 28. West wind 5 to 7 mph.- Monday Night 2025-12-15, Partly Cloudy. Partly cloudy, with a low around 16. Light and variable wind.
- Tuesday 2025-12-16, Mostly Sunny. Mostly sunny, with a high near 35.
- Tuesday Night 2025-12-16, Partly Cloudy. Partly cloudy, with a low around 24.
- Wednesday 2025-12-17, Partly Sunny. Partly sunny, with a high near 48.
Wednesday Night 2025-12-17, Mostly Cloudy. Mostly cloudy, with a low around 27.Thursday 2025-12-18, Mostly Cloudy then Chance Showers. A chance of showers after 1pm. Mostly cloudy, with a high near 47. Chance of precipitation is 30%.
Thursday Night 2025-12-18, Showers Likely. Showers likely. Mostly cloudy, with a low around 34. Chance of precipitation is 70%.- Friday 2025-12-19, Mostly Sunny. Mostly sunny, with a high near 41.
- Friday Night 2025-12-19, Partly Cloudy. Partly cloudy, with a low around 24.
- Saturday 2025-12-20, Mostly Cloudy. Mostly cloudy, with a high near 43.